title: The effects of progesterone and some related steroids on the contraction of isolated myocardium.
mesh_terms: D006321:Heart / Q000187:drug effects*; D006801:Humans; D009206:Myocardium; D011374:Progesterone / Q000494:pharmacology*
chemical_list: D011374:Progesterone
keywords: HEART/effect of drugs on; PROGESTERONE/effects